counting numbers
Natural numbers, or the numbers we say when we count. { 1,2,3,4,5...}
whole numbers
The counting numbers including 0.
operations of arithmetic
The 4 fundemental operations in math are addition, subtraction, division and multiplication.
sum
factors
The numbers that are multiplied.
product
The answer to a multiplication problem.
difference
The answer to a subtraction problem
minuend
A number from which another number is subtracted. Usually the first number in a subtraction problem.
subtrahend
A number that is subtracted. Usually the 2nd number in a subtraction problem.
quotient
The answer to a division problem.
dividend
In division, this is the number that is divided.
divisor
A number by which another number is divided.
variables
letters used to represent numbers.
commutative property
a+b=b+a; when you change the order in which you multiply or add, the answer remains the same
associative property
(a+b)+c=a+(b+c); when you change groupings using parenthesis and the answer remains the same
distributive property
a(b+c)=a(b)+a(c); when multiplying term outside parenthesis to terms inside parenthesis